星级典句:
第一句: What's the exchange rate fpr American currency today?
今天美元的兑换率是多少？
A: Good morning. May I help you？
早上好。我能为你做些什么？
B: Yes, I'd like to change some American dollars to RMB, please.
是的，我想把美元换成人民币。
A: Certainly. How much would you like to change?
当然可以。你想换多少？
B: 200 dollars.. What's the exchange rate for American currency today?
200美元。 今天美元的兑换率是多少？
A: It's 729 RMB for US $100.
100美元相当于729元。

第二句: Would you please tell me the exchange rate for pound today?
你可以告诉我今天英镑的兑换率吗？
A: Excuse me. Would you please tell me the exchange rate for pound today?
打扰下，请告诉我今天英镑的兑换率好吗？
B: Our buying rate for notes is 1430 yuan for 100 pounds.
我们买进率是美100英镑兑换1430元。

其他表达法:
Could you tell me the current rate for sterling?
您能告诉我现行的英国货币的兑换率吗？